81224164

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 184433760

約数和(自身を除く): 103209596

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1283, 1292, 1666, 1862, 2261, 2566, 3332, 3724, 4522, 5132, 8981, 9044, 15827, 17962, 21811, 24377, 31654, 35924, 43622, 48754, 62867, 63308, 87244, 97508, 125734, 152677, 170639, 251468, 305354, 341278, 414409, 610708, 682556, 828818, 1068739, 1194473, 1657636, 2137478, 2388946, 2900863, 4274956, 4777892, 5801726, 11603452, 20306041, 40612082, 81224164]

約数ペア:

[(1, 81224164), (2, 40612082), (4, 20306041), (7, 11603452), (14, 5801726), (17, 4777892), (19, 4274956), (28, 2900863), (34, 2388946), (38, 2137478), (49, 1657636), (68, 1194473), (76, 1068739), (98, 828818), (119, 682556), (133, 610708), (196, 414409), (238, 341278), (266, 305354), (323, 251468), (476, 170639), (532, 152677), (646, 125734), (833, 97508), (931, 87244), (1283, 63308), (1292, 62867), (1666, 48754), (1862, 43622), (2261, 35924), (2566, 31654), (3332, 24377), (3724, 21811), (4522, 17962), (5132, 15827), (8981, 9044)]